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Finding the Third Proportional to 514,730 and 742,566

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Solution

The third proportional to 514,730 and 742,566 is: 1,071,249.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,730 : 742,566 = 742,566 : x
  2. Step 2: Convert to fraction form
    514,730/742,566 = 742,566/x
  3. Step 3: Cross multiply
    514,730x = 742,566 × 742,566
  4. Step 4: Simplify right side
    514,730x = 551,404,264,356
  5. Step 5: Solve for x
    x = 551,404,264,356/514,730
  6. Step 6: Final answer
    x = 1,071,249.52

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.